This is the mail archive of the
cygwin@cygwin.com
mailing list for the Cygwin project.
Re: [BUG] open(): Opening with flags O_RDONLY | O_APPEND positions the file pointer at the end of the file
- From: Christopher Faylor <cgf at redhat dot com>
- To: cygwin at cygwin dot com
- Date: Wed, 10 Jul 2002 12:36:13 -0400
- Subject: Re: [BUG] open(): Opening with flags O_RDONLY | O_APPEND positions the file pointer at the end of the file
- References: <823876622.20020710153943@syntrex.com>
- Reply-to: cygwin at cygwin dot com
On Wed, Jul 10, 2002 at 03:39:43PM +0200, Pavel Tsekov wrote:
>Hello, there :)
>
>Attached is a testcase which displays the problem. On Linux it will
>properly return 13, while on cygwin it returns 0.
>
>I found this while trying to understand why MC doesn't extract
>properly files from say .zip files.
>
>I don't know exactly why they call O_RDONLY combined with O_APPEND but
>I will mail the mc-devel list ASAP.
>
>Still according to the Linux man page and SUSv2, O_APPEND should be
>taken into account only when writing to the file.
>
>Having in mind that fhandler_base::write() calls SetFilePointer
>before each write, I wonder why fhandler_disk_base::open calls
>SetFilePointer when it detects O_APPEND ?
Good question.
We've got your assignment. Do you want to send a patch for this behavior
to cygwin-patches?
cgf
--
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
Bug reporting: http://cygwin.com/bugs.html
Documentation: http://cygwin.com/docs.html
FAQ: http://cygwin.com/faq/